Subtracting -9 from any number is the same as
<u></u>
<u>A</u>
<u>subtracting 9 from that number.</u>
I know B is true, but i’m unsure for the other choices.
On the right side, there are
• 2•2 = 4 atoms of Nb
• 2•5 = 10 atoms of O
so among the reactants on the left, the reaction is balanced as
4 Nb + 5 O₂ → 2 Nb₂O₅
Answer:
.1273 mi = 627.2 feet
c = 2
r
.4 = 2
r
r = 
r = 
d = 
d = .1273 mi = 627.2 feet
Step-by-step explanation:
Answer:
I think the answer is 1/42